Solve.Given that sin (2?/5) ? 0.9511 and cos (2?/5) ? 0.3090, find 
A. tan (?/10) ? 0.3249
B. tan (?/10) ? 1.0514
C. tan (?/10) ? 0.3090
D. tan (?/10) ? 0.4421
Answer: A
Mathematics
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Write the fraction in decimal notation.
A. 0.1
B. 0.2
C. 0.
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Use the graph to find the indicated function value.y = f(x). Find f(5)
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